Base | Representation |
---|---|
bin | 10111100010110111101… |
… | …01100101110101101000 |
3 | 2212100011020010010112000 |
4 | 23301123311211311220 |
5 | 101223310111030140 |
6 | 1415351430251000 |
7 | 112306432604064 |
oct | 13613365456550 |
9 | 2770136103460 |
10 | 808994626920 |
11 | 292102416067 |
12 | 1109567b6a60 |
13 | 5b39859811c |
14 | 2b226b7caa4 |
15 | 1609ccaba30 |
hex | bc5bd65d68 |
808994626920 has 128 divisors (see below), whose sum is σ = 2734629984000. Its totient is φ = 212693402880.
The previous prime is 808994626907. The next prime is 808994626931. The reversal of 808994626920 is 29626499808.
808994626920 is a `hidden beast` number, since 8 + 0 + 8 + 99 + 462 + 69 + 20 = 666.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5198455 + ... + 5351814.
It is an arithmetic number, because the mean of its divisors is an integer number (21364296750).
Almost surely, 2808994626920 is an apocalyptic number.
It is an amenable number.
808994626920 is an abundant number, since it is smaller than the sum of its proper divisors (1925635357080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
808994626920 is a wasteful number, since it uses less digits than its factorization.
808994626920 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10550360 (or 10550350 counting only the distinct ones).
The product of its (nonzero) digits is 26873856, while the sum is 63.
The spelling of 808994626920 in words is "eight hundred eight billion, nine hundred ninety-four million, six hundred twenty-six thousand, nine hundred twenty".
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